📄 conversion.sql
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---- create user defined conversion--CREATE USER conversion_test_user WITH NOCREATEDB NOCREATEUSER;SET SESSION AUTHORIZATION conversion_test_user;CREATE CONVERSION myconv FOR 'LATIN1' TO 'UNICODE' FROM iso8859_1_to_utf8;---- cannot make same name conversion in same schema--CREATE CONVERSION myconv FOR 'LATIN1' TO 'UNICODE' FROM iso8859_1_to_utf8;---- create default conversion with qualified name--CREATE DEFAULT CONVERSION public.mydef FOR 'LATIN1' TO 'UNICODE' FROM iso8859_1_to_utf8;---- cannot make default conversion with same shcema/for_encoding/to_encoding--CREATE DEFAULT CONVERSION public.mydef2 FOR 'LATIN1' TO 'UNICODE' FROM iso8859_1_to_utf8;---- drop user defined conversion--DROP CONVERSION myconv;DROP CONVERSION mydef;---- make sure all pre-defined conversions are fine.-- SQL_ASCII --> MULE_INTERNALSELECT CONVERT('foo' USING ascii_to_mic);SELECT CONVERT('foo', 'SQL_ASCII', 'MULE_INTERNAL');-- MULE_INTERNAL --> SQL_ASCIISELECT CONVERT('foo' USING mic_to_ascii);SELECT CONVERT('foo', 'MULE_INTERNAL', 'SQL_ASCII');-- KOI8R --> MULE_INTERNALSELECT CONVERT('foo' USING koi8_r_to_mic);SELECT CONVERT('foo', 'KOI8R', 'MULE_INTERNAL');-- MULE_INTERNAL --> KOI8RSELECT CONVERT('foo' USING mic_to_koi8_r);SELECT CONVERT('foo', 'MULE_INTERNAL', 'KOI8R');-- ISO-8859-5 --> MULE_INTERNALSELECT CONVERT('foo' USING iso_8859_5_to_mic);SELECT CONVERT('foo', 'ISO-8859-5', 'MULE_INTERNAL');-- MULE_INTERNAL --> ISO-8859-5SELECT CONVERT('foo' USING mic_to_iso_8859_5);SELECT CONVERT('foo', 'MULE_INTERNAL', 'ISO-8859-5');-- WIN1251 --> MULE_INTERNALSELECT CONVERT('foo' USING windows_1251_to_mic);SELECT CONVERT('foo', 'WIN1251', 'MULE_INTERNAL');-- MULE_INTERNAL --> WIN1251SELECT CONVERT('foo' USING mic_to_windows_1251);SELECT CONVERT('foo', 'MULE_INTERNAL', 'WIN1251');-- ALT --> MULE_INTERNALSELECT CONVERT('foo' USING windows_866_to_mic);SELECT CONVERT('foo', 'ALT', 'MULE_INTERNAL');-- MULE_INTERNAL --> ALTSELECT CONVERT('foo' USING mic_to_windows_866);SELECT CONVERT('foo', 'MULE_INTERNAL', 'ALT');-- KOI8R --> WIN1251SELECT CONVERT('foo' USING koi8_r_to_windows_1251);SELECT CONVERT('foo', 'KOI8R', 'WIN1251');-- WIN1251 --> KOI8RSELECT CONVERT('foo' USING windows_1251_to_koi8_r);SELECT CONVERT('foo', 'WIN1251', 'KOI8R');-- KOI8R --> ALTSELECT CONVERT('foo' USING koi8_r_to_windows_866);SELECT CONVERT('foo', 'KOI8R', 'ALT');-- ALT --> KOI8RSELECT CONVERT('foo' USING windows_866_to_koi8_r);SELECT CONVERT('foo', 'ALT', 'KOI8R');-- ALT --> WIN1251SELECT CONVERT('foo' USING windows_866_to_windows_1251);SELECT CONVERT('foo', 'ALT', 'WIN1251');-- WIN1251 --> ALTSELECT CONVERT('foo' USING windows_1251_to_windows_866);SELECT CONVERT('foo', 'WIN1251', 'ALT');-- ISO-8859-5 --> KOI8RSELECT CONVERT('foo' USING iso_8859_5_to_koi8_r);SELECT CONVERT('foo', 'ISO-8859-5', 'KOI8R');-- KOI8R --> ISO-8859-5SELECT CONVERT('foo' USING koi8_r_to_iso_8859_5);SELECT CONVERT('foo', 'KOI8R', 'ISO-8859-5');-- ISO-8859-5 --> WIN1251SELECT CONVERT('foo' USING iso_8859_5_to_windows_1251);SELECT CONVERT('foo', 'ISO-8859-5', 'WIN1251');-- WIN1251 --> ISO-8859-5SELECT CONVERT('foo' USING windows_1251_to_iso_8859_5);SELECT CONVERT('foo', 'WIN1251', 'ISO-8859-5');-- ISO-8859-5 --> ALTSELECT CONVERT('foo' USING iso_8859_5_to_windows_866);SELECT CONVERT('foo', 'ISO-8859-5', 'ALT');-- ALT --> ISO-8859-5SELECT CONVERT('foo' USING windows_866_to_iso_8859_5);SELECT CONVERT('foo', 'ALT', 'ISO-8859-5');-- EUC_CN --> MULE_INTERNALSELECT CONVERT('foo' USING euc_cn_to_mic);SELECT CONVERT('foo', 'EUC_CN', 'MULE_INTERNAL');-- MULE_INTERNAL --> EUC_CNSELECT CONVERT('foo' USING mic_to_euc_cn);SELECT CONVERT('foo', 'MULE_INTERNAL', 'EUC_CN');-- EUC_JP --> SJISSELECT CONVERT('foo' USING euc_jp_to_sjis);SELECT CONVERT('foo', 'EUC_JP', 'SJIS');-- SJIS --> EUC_JPSELECT CONVERT('foo' USING sjis_to_euc_jp);SELECT CONVERT('foo', 'SJIS', 'EUC_JP');-- EUC_JP --> MULE_INTERNALSELECT CONVERT('foo' USING euc_jp_to_mic);SELECT CONVERT('foo', 'EUC_JP', 'MULE_INTERNAL');-- SJIS --> MULE_INTERNALSELECT CONVERT('foo' USING sjis_to_mic);SELECT CONVERT('foo', 'SJIS', 'MULE_INTERNAL');-- MULE_INTERNAL --> EUC_JPSELECT CONVERT('foo' USING mic_to_euc_jp);SELECT CONVERT('foo', 'MULE_INTERNAL', 'EUC_JP');-- MULE_INTERNAL --> SJISSELECT CONVERT('foo' USING mic_to_sjis);SELECT CONVERT('foo', 'MULE_INTERNAL', 'SJIS');-- EUC_KR --> MULE_INTERNALSELECT CONVERT('foo' USING euc_kr_to_mic);SELECT CONVERT('foo', 'EUC_KR', 'MULE_INTERNAL');-- MULE_INTERNAL --> EUC_KRSELECT CONVERT('foo' USING mic_to_euc_kr);SELECT CONVERT('foo', 'MULE_INTERNAL', 'EUC_KR');-- EUC_TW --> BIG5SELECT CONVERT('foo' USING euc_tw_to_big5);SELECT CONVERT('foo', 'EUC_TW', 'BIG5');-- BIG5 --> EUC_TWSELECT CONVERT('foo' USING big5_to_euc_tw);SELECT CONVERT('foo', 'BIG5', 'EUC_TW');-- EUC_TW --> MULE_INTERNALSELECT CONVERT('foo' USING euc_tw_to_mic);SELECT CONVERT('foo', 'EUC_TW', 'MULE_INTERNAL');-- BIG5 --> MULE_INTERNALSELECT CONVERT('foo' USING big5_to_mic);SELECT CONVERT('foo', 'BIG5', 'MULE_INTERNAL');-- MULE_INTERNAL --> EUC_TWSELECT CONVERT('foo' USING mic_to_euc_tw);SELECT CONVERT('foo', 'MULE_INTERNAL', 'EUC_TW');-- MULE_INTERNAL --> BIG5SELECT CONVERT('foo' USING mic_to_big5);SELECT CONVERT('foo', 'MULE_INTERNAL', 'BIG5');-- LATIN2 --> MULE_INTERNALSELECT CONVERT('foo' USING iso_8859_2_to_mic);SELECT CONVERT('foo', 'LATIN2', 'MULE_INTERNAL');-- MULE_INTERNAL --> LATIN2SELECT CONVERT('foo' USING mic_to_iso_8859_2);SELECT CONVERT('foo', 'MULE_INTERNAL', 'LATIN2');-- WIN1250 --> MULE_INTERNALSELECT CONVERT('foo' USING windows_1250_to_mic);SELECT CONVERT('foo', 'WIN1250', 'MULE_INTERNAL');-- MULE_INTERNAL --> WIN1250SELECT CONVERT('foo' USING mic_to_windows_1250);SELECT CONVERT('foo', 'MULE_INTERNAL', 'WIN1250');-- LATIN2 --> WIN1250SELECT CONVERT('foo' USING iso_8859_2_to_windows_1250);SELECT CONVERT('foo', 'LATIN2', 'WIN1250');-- WIN1250 --> LATIN2SELECT CONVERT('foo' USING windows_1250_to_iso_8859_2);SELECT CONVERT('foo', 'WIN1250', 'LATIN2');-- LATIN1 --> MULE_INTERNALSELECT CONVERT('foo' USING iso_8859_1_to_mic);SELECT CONVERT('foo', 'LATIN1', 'MULE_INTERNAL');-- MULE_INTERNAL --> LATIN1SELECT CONVERT('foo' USING mic_to_iso_8859_1);SELECT CONVERT('foo', 'MULE_INTERNAL', 'LATIN1');-- LATIN3 --> MULE_INTERNALSELECT CONVERT('foo' USING iso_8859_3_to_mic);SELECT CONVERT('foo', 'LATIN3', 'MULE_INTERNAL');-- MULE_INTERNAL --> LATIN3SELECT CONVERT('foo' USING mic_to_iso_8859_3);SELECT CONVERT('foo', 'MULE_INTERNAL', 'LATIN3');-- LATIN4 --> MULE_INTERNALSELECT CONVERT('foo' USING iso_8859_4_to_mic);SELECT CONVERT('foo', 'LATIN4', 'MULE_INTERNAL');-- MULE_INTERNAL --> LATIN4SELECT CONVERT('foo' USING mic_to_iso_8859_4);SELECT CONVERT('foo', 'MULE_INTERNAL', 'LATIN4');-- SQL_ASCII --> UNICODESELECT CONVERT('foo' USING ascii_to_utf_8);SELECT CONVERT('foo', 'SQL_ASCII', 'UNICODE');-- UNICODE --> SQL_ASCIISELECT CONVERT('foo' USING utf_8_to_ascii);SELECT CONVERT('foo', 'UNICODE', 'SQL_ASCII');-- BIG5 --> UNICODESELECT CONVERT('foo' USING big5_to_utf_8);SELECT CONVERT('foo', 'BIG5', 'UNICODE');-- UNICODE --> BIG5SELECT CONVERT('foo' USING utf_8_to_big5);SELECT CONVERT('foo', 'UNICODE', 'BIG5');-- UNICODE --> KOI8RSELECT CONVERT('foo' USING utf_8_to_koi8_r);SELECT CONVERT('foo', 'UNICODE', 'KOI8R');-- KOI8R --> UNICODESELECT CONVERT('foo' USING koi8_r_to_utf_8);SELECT CONVERT('foo', 'KOI8R', 'UNICODE');-- UNICODE --> WIN1251SELECT CONVERT('foo' USING utf_8_to_windows_1251);SELECT CONVERT('foo', 'UNICODE', 'WIN1251');-- WIN1251 --> UNICODESELECT CONVERT('foo' USING windows_1251_to_utf_8);SELECT CONVERT('foo', 'WIN1251', 'UNICODE');-- UNICODE --> ALTSELECT CONVERT('foo' USING utf_8_to_windows_866);SELECT CONVERT('foo', 'UNICODE', 'ALT');-- ALT --> UNICODESELECT CONVERT('foo' USING windows_866_to_utf_8);SELECT CONVERT('foo', 'ALT', 'UNICODE');-- EUC_CN --> UNICODESELECT CONVERT('foo' USING euc_cn_to_utf_8);SELECT CONVERT('foo', 'EUC_CN', 'UNICODE');-- UNICODE --> EUC_CNSELECT CONVERT('foo' USING utf_8_to_euc_cn);SELECT CONVERT('foo', 'UNICODE', 'EUC_CN');-- EUC_JP --> UNICODESELECT CONVERT('foo' USING euc_jp_to_utf_8);SELECT CONVERT('foo', 'EUC_JP', 'UNICODE');-- UNICODE --> EUC_JPSELECT CONVERT('foo' USING utf_8_to_euc_jp);SELECT CONVERT('foo', 'UNICODE', 'EUC_JP');-- EUC_KR --> UNICODESELECT CONVERT('foo' USING euc_kr_to_utf_8);SELECT CONVERT('foo', 'EUC_KR', 'UNICODE');-- UNICODE --> EUC_KRSELECT CONVERT('foo' USING utf_8_to_euc_kr);SELECT CONVERT('foo', 'UNICODE', 'EUC_KR');-- EUC_TW --> UNICODESELECT CONVERT('foo' USING euc_tw_to_utf_8);SELECT CONVERT('foo', 'EUC_TW', 'UNICODE');-- UNICODE --> EUC_TWSELECT CONVERT('foo' USING utf_8_to_euc_tw);SELECT CONVERT('foo', 'UNICODE', 'EUC_TW');-- GB18030 --> UNICODESELECT CONVERT('foo' USING gb18030_to_utf_8);SELECT CONVERT('foo', 'GB18030', 'UNICODE');-- UNICODE --> GB18030SELECT CONVERT('foo' USING utf_8_to_gb18030);SELECT CONVERT('foo', 'UNICODE', 'GB18030');-- GBK --> UNICODESELECT CONVERT('foo' USING gbk_to_utf_8);SELECT CONVERT('foo', 'GBK', 'UNICODE');-- UNICODE --> GBKSELECT CONVERT('foo' USING utf_8_to_gbk);SELECT CONVERT('foo', 'UNICODE', 'GBK');-- UNICODE --> LATIN2SELECT CONVERT('foo' USING utf_8_to_iso_8859_2);SELECT CONVERT('foo', 'UNICODE', 'LATIN2');-- LATIN2 --> UNICODESELECT CONVERT('foo' USING iso_8859_2_to_utf_8);SELECT CONVERT('foo', 'LATIN2', 'UNICODE');-- UNICODE --> LATIN3SELECT CONVERT('foo' USING utf_8_to_iso_8859_3);SELECT CONVERT('foo', 'UNICODE', 'LATIN3');-- LATIN3 --> UNICODESELECT CONVERT('foo' USING iso_8859_3_to_utf_8);SELECT CONVERT('foo', 'LATIN3', 'UNICODE');-- UNICODE --> LATIN4SELECT CONVERT('foo' USING utf_8_to_iso_8859_4);SELECT CONVERT('foo', 'UNICODE', 'LATIN4');-- LATIN4 --> UNICODESELECT CONVERT('foo' USING iso_8859_4_to_utf_8);SELECT CONVERT('foo', 'LATIN4', 'UNICODE');-- UNICODE --> LATIN5SELECT CONVERT('foo' USING utf_8_to_iso_8859_9);SELECT CONVERT('foo', 'UNICODE', 'LATIN5');-- LATIN5 --> UNICODESELECT CONVERT('foo' USING iso_8859_9_to_utf_8);SELECT CONVERT('foo', 'LATIN5', 'UNICODE');-- UNICODE --> LATIN6SELECT CONVERT('foo' USING utf_8_to_iso_8859_10);SELECT CONVERT('foo', 'UNICODE', 'LATIN6');-- LATIN6 --> UNICODESELECT CONVERT('foo' USING iso_8859_10_to_utf_8);SELECT CONVERT('foo', 'LATIN6', 'UNICODE');-- UNICODE --> LATIN7SELECT CONVERT('foo' USING utf_8_to_iso_8859_13);SELECT CONVERT('foo', 'UNICODE', 'LATIN7');-- LATIN7 --> UNICODESELECT CONVERT('foo' USING iso_8859_13_to_utf_8);SELECT CONVERT('foo', 'LATIN7', 'UNICODE');-- UNICODE --> LATIN8SELECT CONVERT('foo' USING utf_8_to_iso_8859_14);SELECT CONVERT('foo', 'UNICODE', 'LATIN8');-- LATIN8 --> UNICODESELECT CONVERT('foo' USING iso_8859_14_to_utf_8);SELECT CONVERT('foo', 'LATIN8', 'UNICODE');-- UNICODE --> LATIN9SELECT CONVERT('foo' USING utf_8_to_iso_8859_15);SELECT CONVERT('foo', 'UNICODE', 'LATIN9');-- LATIN9 --> UNICODESELECT CONVERT('foo' USING iso_8859_15_to_utf_8);SELECT CONVERT('foo', 'LATIN9', 'UNICODE');-- UNICODE --> LATIN10SELECT CONVERT('foo' USING utf_8_to_iso_8859_16);SELECT CONVERT('foo', 'UNICODE', 'LATIN10');-- LATIN10 --> UNICODESELECT CONVERT('foo' USING iso_8859_16_to_utf_8);SELECT CONVERT('foo', 'LATIN10', 'UNICODE');-- UNICODE --> ISO-8859-5SELECT CONVERT('foo' USING utf_8_to_iso_8859_5);SELECT CONVERT('foo', 'UNICODE', 'ISO-8859-5');-- ISO-8859-5 --> UNICODESELECT CONVERT('foo' USING iso_8859_5_to_utf_8);SELECT CONVERT('foo', 'ISO-8859-5', 'UNICODE');-- UNICODE --> ISO-8859-6SELECT CONVERT('foo' USING utf_8_to_iso_8859_6);SELECT CONVERT('foo', 'UNICODE', 'ISO-8859-6');-- ISO-8859-6 --> UNICODESELECT CONVERT('foo' USING iso_8859_6_to_utf_8);SELECT CONVERT('foo', 'ISO-8859-6', 'UNICODE');-- UNICODE --> ISO-8859-7SELECT CONVERT('foo' USING utf_8_to_iso_8859_7);SELECT CONVERT('foo', 'UNICODE', 'ISO-8859-7');-- ISO-8859-7 --> UNICODESELECT CONVERT('foo' USING iso_8859_7_to_utf_8);SELECT CONVERT('foo', 'ISO-8859-7', 'UNICODE');-- UNICODE --> ISO-8859-8SELECT CONVERT('foo' USING utf_8_to_iso_8859_8);SELECT CONVERT('foo', 'UNICODE', 'ISO-8859-8');-- ISO-8859-8 --> UNICODESELECT CONVERT('foo' USING iso_8859_8_to_utf_8);SELECT CONVERT('foo', 'ISO-8859-8', 'UNICODE');-- LATIN1 --> UNICODESELECT CONVERT('foo' USING iso_8859_1_to_utf_8);SELECT CONVERT('foo', 'LATIN1', 'UNICODE');-- UNICODE --> LATIN1SELECT CONVERT('foo' USING utf_8_to_iso_8859_1);SELECT CONVERT('foo', 'UNICODE', 'LATIN1');-- JOHAB --> UNICODESELECT CONVERT('foo' USING johab_to_utf_8);SELECT CONVERT('foo', 'JOHAB', 'UNICODE');-- UNICODE --> JOHABSELECT CONVERT('foo' USING utf_8_to_johab);SELECT CONVERT('foo', 'UNICODE', 'JOHAB');-- SJIS --> UNICODESELECT CONVERT('foo' USING sjis_to_utf_8);SELECT CONVERT('foo', 'SJIS', 'UNICODE');-- UNICODE --> SJISSELECT CONVERT('foo' USING utf_8_to_sjis);SELECT CONVERT('foo', 'UNICODE', 'SJIS');-- TCVN --> UNICODESELECT CONVERT('foo' USING tcvn_to_utf_8);SELECT CONVERT('foo', 'TCVN', 'UNICODE');-- UNICODE --> TCVNSELECT CONVERT('foo' USING utf_8_to_tcvn);SELECT CONVERT('foo', 'UNICODE', 'TCVN');-- UHC --> UNICODESELECT CONVERT('foo' USING uhc_to_utf_8);SELECT CONVERT('foo', 'UHC', 'UNICODE');-- UNICODE --> UHCSELECT CONVERT('foo' USING utf_8_to_uhc);SELECT CONVERT('foo', 'UNICODE', 'UHC');-- UNICODE --> WIN1250SELECT CONVERT('foo' USING utf_8_to_windows_1250);SELECT CONVERT('foo', 'UNICODE', 'WIN1250');-- WIN1250 --> UNICODESELECT CONVERT('foo' USING windows_1250_to_utf_8);SELECT CONVERT('foo', 'WIN1250', 'UNICODE');-- UNICODE --> WIN1256SELECT CONVERT('foo' USING utf_8_to_windows_1256);SELECT CONVERT('foo', 'UNICODE', 'WIN1256');-- WIN1256 --> UNICODESELECT CONVERT('foo' USING windows_1256_to_utf_8);SELECT CONVERT('foo', 'WIN1256', 'UNICODE');-- UNICODE --> WIN874SELECT CONVERT('foo' USING utf_8_to_windows_874);SELECT CONVERT('foo', 'UNICODE', 'WIN874');-- WIN874 --> UNICODESELECT CONVERT('foo' USING windows_874_to_utf_8);SELECT CONVERT('foo', 'WIN874', 'UNICODE');---- return to the super user--RESET SESSION AUTHORIZATION;DROP USER conversion_test_user;
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